Action Group

(n = 309)

Control Group

(n = 347)

p-value

Headcount

%

Headcount

%

Sex

0.096

Female

159

51.5

156

45.0

Male

150

48.5

191

55.0

College type

0.013

Public

208

67.3

201

57.9

Private

101

32.7

146

42.1

Distance home-college

0.449

<5 km

253

81.9

276

79.5

≥5 km

56

18.1

71

20.5

Means of transport

0.000

Motorcycle(driver)/bicycle

41

13.3

86

24.8

Other

268

86.7

261

75.2

Driving frequency week

0.000

Never

119

38.5

98

28.2

Rarely

126

40.8

140

40.3

2 to 3 times for week

33

10.7

33

9.5

Almost every day

31

10.0

76

22.0

Personal experience RA

0.478

Yes

65

21.0

81

23.3

No

244

79.0

266

76.7

Close deceased RA

0.135

Yes

103

33.3

97

27.9

No

206

66.7

250

72.1

Discussion with parents

0.004

Yes

269

87.1

325

93.7

No

40

12.9

22

6.3

Sensitization past

0.000

Yes

124

40.1

33

9.5

No

185

59.9

314

90.5

Traffic density

0.288

Not dense

100

32.4

126

36.3

Dense

209

67.6

221

63.7

Rideability road (rains)

0.667

Impracticable

270

87.4

307

88.5

Practicable

39

12.6

40

11.5